[JS] array 배열 다루기 key & val var myArray = {id1: 100, id2: 200, "tag with spaces": 300}; myArray.id3 = 400; myArray["id4"] = 500; for (var key in myArray) { console.log("key " + key + " has value " + myArray[key]); } 생존기술_IT/PHP 2020.07.13